The Rhineland-Palatinate state election, 1971 was conducted on 21 March 1971 to elect members to the Landtag, the state legislature of Rhineland-Palatinate, West Germany. |- |colspan=15| |- ! style="background-color:#E9E9E9;text-align:left;" width=300px colspan=2|Party ! style="background-color:#E9E9E9;text-align:right;" width=50px |Vote % ! style="background-color:#E9E9E9;text-align:right;" width=50px |Vote % ± ! style="background-color:#E9E9E9;text-align:right;" width=50px |Seats ! style="background-color:#E9E9E9;text-align:right;" width=50px |Seats ± |- | width=5px style="background-color: " | | style="text-align:left;" | Christian Democratic Union | style="text-align:right;" | 50.0 | style="text-align:right;" | +3.3 | style="text-align:right;" | 53 | style="text-align:right;" | +4 |- | style="background-color: " | | style="text-align:left;" | Social Democratic Party | style="text-align:right;" | 40.5 | style="text-align:right;" | +3.7 | style="text-align:right;" | 44 | style="text-align:right;" | +5 |- | style="background-color: " | | style="text-align:left;" | Free Democratic Party | style="text-align:right;" | 5.9 | style="text-align:right;" | –2.4 | style="text-align:right;" | 3 | style="text-align:right;" | –5 |- | style="background-color: " | | style="text-align:left;" | National Democratic Party | style="text-align:right;" | 2.7 | style="text-align:right;" | –4.2 | style="text-align:right;" | 0 | style="text-align:right;" | –4 |- | style="background-color: " | | style="text-align:left;" | German Communist Party | style="text-align:right;" | 0.9 | style="text-align:right;" | N/A | style="text-align:right;" | 0 | style="text-align:right;" | N/A |- style="background: #E9E9E9" ! style="text-align:left;" colspan=2| Total | 100.0 | — | 100 | ±0 |- | colspan=9 style="text-align:left;" | Source: parties-and-elections.de |} 1971 1971 elections in Germany 1971 in West Germany